Siemens SIMATIC ET 200SP Manual page 29

Parameters
The figure below shows the structure of the parameters for channels 0 to 3.
You enable a parameter by setting the corresponding bit to "1".
Figure A-3
Analog Input Module AI 4xI 2-/4-wire ST (6ES7134-6GD00-0BA1)
Manual, 07/2014, A5E03551866-AC
A.2 Parameter assignment and structure of the parameter data record
Structure of byte x to x+17 for channels 0 to 3
Parameter data record
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